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/**
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* Copyright (C) 2019 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.remote.converter;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.UUID;
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import org.springframework.core.convert.converter.Converter;
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import com.fasterxml.jackson.core.JsonParseException;
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import com.fasterxml.jackson.databind.JsonMappingException;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.etaxonomy.cdm.persistence.dao.common.Restriction;
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/**
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* Converter implementation to read a {@link Restriction} from its
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* json serialization.
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*
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* @author a.kohlbecker
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* @since Jun 3, 2019
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*
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*/
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public class RestrictionConverter implements Converter<String, Restriction<?>> {
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private ObjectMapper objectMapper;
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public RestrictionConverter (ObjectMapper objectMapper) {
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this.objectMapper = objectMapper;
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}
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@Override
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public Restriction<?> convert(String source) {
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try {
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Restriction restriction = objectMapper.readValue(source, Restriction.class);
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// the below loop is detects UUID string representations and converts them to UUIDs
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// such conversion is needed for all user types, we are only handling UUIDs here quickly and dirty
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// TODO think about the best solution, handle the string to object conversion in
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// CdmEntityDaoBase.createRestriction(String propertyName, Object value, MatchMode matchMode) ?
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List<Object> convertedValues = new ArrayList<>(restriction.getValues().size());
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for(Object val : restriction.getValues()){
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if(val.toString().matches("([a-f\\d]{8}(-[a-f\\d]{4}){3}-[a-f\\d]{12}?)")){
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convertedValues.add(UUID.fromString(val.toString()));
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} else {
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convertedValues.add(val);
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}
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}
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restriction.setValues(convertedValues);
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return restriction ;
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} catch (JsonParseException | JsonMappingException e) {
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throw new IllegalArgumentException(e);
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}catch (IOException e) {
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// TODO more specific unchecked exception type?
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throw new RuntimeException(e);
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}
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}
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}
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